221440622

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{139}}^1\times {\mathrm{863}}^1$

素因数の和:1088

約数の個数: 32

約数和(自身を含む): 365783040

約数和(自身を除く): 144342418

約数列:

[1, 2, 13, 26, 71, 139, 142, 278, 863, 923, 1726, 1807, 1846, 3614, 9869, 11219, 19738, 22438, 61273, 119957, 122546, 128297, 239914, 256594, 796549, 1559441, 1593098, 3118882, 8516947, 17033894, 110720311, 221440622]

約数ペア:

[(1, 221440622), (2, 110720311), (13, 17033894), (26, 8516947), (71, 3118882), (139, 1593098), (142, 1559441), (278, 796549), (863, 256594), (923, 239914), (1726, 128297), (1807, 122546), (1846, 119957), (3614, 61273), (9869, 22438), (11219, 19738)]